Integrated head package for a nuclear reactor

Patent · Tue May 16 04:00:00 EDT 1989

OSTI ID:5619791

Altman, D J

An integrated head package is described for a nuclear reactor comprising a pressure vessel closure head for sealing the reactor; control rod drive mechanisms for positioning control rods in the core of the reactor; a shroud for enclosing the control rod drive mechanism; a plurality of vertical lift rods secured to the pressure vessel closure head; spaced stop members adjacent the upper ends of each of the vertical lift rods; a missile shield plate extending between the lift rods above the control rod drive mechanisms, the plate being subject to possible impact from the control rod drive mechanisms, the plate being vertically slidably retained between the spaced stop members therof when impacted by the control rod drive mechanism; and a lift rig secured to the missile shield plate.

• Assignee: Westinghouse Electric Corp., Pittsburgh, PA
• Patent Number(s): US 4830814
• OSTI ID: 5619791
• Country of Publication: United States
• Language: English

Related Subjects

22 GENERAL STUDIES OF NUCLEAR REACTORS
220400* -- Nuclear Reactor Technology-- Control Systems
220900 -- Nuclear Reactor Technology-- Reactor Safety
CONTAINERS
CONTROL ELEMENTS
CONTROL ROD DRIVES
COOLING SYSTEMS
ENERGY SYSTEMS
PLATES
POWER REACTORS
PRESSURE VESSELS
REACTOR COMPONENTS
REACTOR COOLING SYSTEMS
REACTOR SAFETY
REACTOR VESSELS
REACTORS
SAFETY
SEALS
SHIELDS
SHROUDS